/**
 * Tenta DNS Server
 *
 *    Copyright 2017 Tenta, LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * For any questions, please contact developer@tenta.io
 *
 * routestatus.go: BGP route announcement routines
 */

package anycast

import "fmt"

type RouteStatus int

const (
	RouteStatusUnknown = iota
	RouteStatusPending
	RouteStatusAnnounced
	RouteStatusCriticalFailure
)

type RouteUpdate struct {
	IP     string
	Status RouteStatus
}

func (s RouteStatus) String() string {
	switch s {
	case RouteStatusPending:
		return "Pending"
	case RouteStatusAnnounced:
		return "Announced"
	case RouteStatusCriticalFailure:
		return "CritFail"
	case RouteStatusUnknown:
		fallthrough
	default:
		return "Unknown"
	}
}

func (r RouteUpdate) String() string {
	return fmt.Sprintf("%s is in state %s", r.IP, r.Status.String())
}
